ffff ffhs ffps ffrr ffss fhfs fhhs fhrs fhss fofo fohr fohs foof foos fopp fops for- foro forr fors fosh foso foss fprf frhs froh frop fros frps frso fsfo fshs fspf fssf fssp hfhs hfrs hfss hhhh hhhs hhof hoff hofs hoho hoof hoop hoor hoos hopf hopo hopp hops horo horr hors hosh hosp hoss hpfs hphs hpps hpss hrhs hros hrpp hrps hrso hsfs hshs hspf hsps hssp off- offh offo offr offs ofor ohho ohhs ohoh ohos ohso ohss ooff oofs ooho oohs oooh oooo ooos oops ophs opo- opor opos oppo opps orff orfs orhs oro- orof oror oros orph orps orro orrs orso osho oshp oshs osoo osor osos osro osso pfff pffr pfhs pfps phhs phoh phoo phos phrr phrs poff pohs poof pooh poop poor poos pop- popo popp pops poro porr pors posh poso poss pphs ppos pppo pppp ppps pprf ppsf ppsh ppss prfs prhs pro- prof proo prop pros prps prrs prso prss psfs pshs psos psph pspp pspr psps psrp psso rfhs rhfs rhhs rhoh rhos roff rofo rohr rohs roof roop roor roos ropo rops roro rosh roso rosp ross rpho rphs rpof rpos rpps rrhs rrrr rrsp rshs rsos rspo rsps s-os sfhs sfor sfos sfro sfss shhh shhs shof shoo shop shor shos shps shrp shrs sofo sohh soho sohp sohs soof soop soor soos soph sopo sopp sops sorh soro sorr sors sosh soso soss spfs sphr sphs spoo spop spor spos sppf spps spro sprs spso spsp spss srhs sros srps srsp ssfp sshs ssop sspf sspo ssps ssrs sssf sssh ssss